James Harden has the most assists for the Rockets in a season, with 907 assists in 2016-17.

who has the most assists in a season for houston

NAME	AST	SEASON	TM	GP	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	MIN	PTS	REB	STL	BLK	TOV	PF	+/-
James Harden	907	2016-17	HOU	81	36.4	29.1	8.1	11.2	1.5	0.5	5.7	8.3	18.9	44.0	3.2	9.3	34.7	9.2	10.9	84.7	2,947	2,356	659	121	38	464	215	+425
John Lucas	768	1977-78	HOU	82	35.8	12.4	3.1	9.4	2.0	0.1	2.6	5.0	11.5	43.5				2.4	3.0	77.2	2,933	1,017	255	160	9	213	208
Sleepy Floyd	709	1988-89	HOU	82	34.0	14.2	3.7	8.6	1.5	0.1	3.1	4.8	10.9	44.3	1.3	3.6	37.3	3.2	3.8	84.5	2,788	1,162	306	124	11	253	196
James Harden	630	2017-18	HOU	72	35.4	30.4	5.4	8.8	1.8	0.7	4.4	9.0	20.1	44.9	3.7	10.0	36.7	8.7	10.1	85.8	2,551	2,191	389	126	50	315	169	+527
James Harden	612	2015-16	HOU	82	38.1	29.0	6.1	7.5	1.7	0.6	4.6	8.7	19.7	43.9	2.9	8.0	35.9	8.8	10.2	86.0	3,125	2,376	501	139	51	374	229	+125
Calvin Murphy	603	1973-74	HOU	81	36.1	20.4	2.3	7.4	1.9	0.0		8.3	15.9	52.2				3.8	4.4	86.8	2,922	1,652	188	157	4		310
Sleepy Floyd	600	1989-90	HOU	82	32.1	12.2	2.4	7.3	1.1	0.1	2.5	4.4	9.8	45.1	1.1	2.9	38.0	2.3	2.8	80.6	2,630	1,000	198	94	11	204	159
Calvin Murphy	596	1975-76	HOU	82	36.5	21.0	2.5	7.3	1.8	0.1		8.2	16.7	49.3				4.5	5.0	90.7	2,995	1,722	209	151	6		294
Fred VanVleet	589	2023-24	HOU	73	36.8	17.4	3.8	8.1	1.4	0.8	1.7	5.8	13.9	41.6	3.1	8.0	38.7	2.7	3.1	86.0	2,684	1,270	278	101	59	126	183	+183
James Harden	586	2018-19	HOU	78	36.8	36.1	6.6	7.5	2.0	0.7	5.0	10.8	24.5	44.2	4.8	13.2	36.8	9.7	11.0	87.9	2,867	2,818	518	158	58	387	244	+357
John Lucas	571	1985-86	HOU	65	32.6	15.5	2.2	8.8	1.2	0.1	2.3	5.6	12.6	44.6	0.7	2.2	30.8	3.6	4.6	77.5	2,120	1,006	143	77	5	149	124
James Harden	565	2014-15	HOU	81	36.8	27.4	5.7	7.0	1.9	0.7	4.0	8.0	18.1	44.0	2.6	6.9	37.5	8.8	10.2	86.8	2,981	2,217	459	154	60	321	208	+335
Kenny Smith	562	1991-92	HOU	81	33.8	14.0	2.2	6.9	1.3	0.1	2.8	5.3	11.2	47.5	0.7	1.7	39.4	2.7	3.1	86.6	2,735	1,137	177	104	7	227	112
Kenny Smith	554	1990-91	HOU	78	34.6	17.7	2.1	7.1	1.4	0.1	3.0	6.7	12.9	52.0	0.6	1.7	36.3	3.7	4.4	84.4	2,699	1,380	163	106	11	237	131
Allen Leavell	530	1982-83	HOU	79	32.9	14.8	2.5	6.7	2.1	0.2	2.5	5.6	13.4	41.5	0.5	2.2	24.0	3.1	3.8	83.2	2,602	1,167	195	165	14	198	215
Art Williams	524	1968-69	SDR	79	25.2	7.1	4.6	6.6				2.9	7.5	38.3				1.3	1.9	70.5	1,987	559	364				238
Steve Francis	517	2000-01	HOU	80	39.9	19.9	6.9	6.5	1.8	0.4	3.3	6.9	15.2	45.1	1.7	4.2	39.6	4.5	5.5	81.7	3,194	1,591	553	141	31	265	274	+188
James Harden	512	2019-20	HOU	68	36.5	34.3	6.6	7.5	1.8	0.9	4.5	9.9	22.3	44.4	4.4	12.4	35.5	10.2	11.8	86.5	2,483	2,335	446	125	60	308	227	+284
Steve Francis	507	1999-00	HOU	77	36.1	18.0	5.3	6.6	1.5	0.4	4.0	6.5	14.5	44.5	1.4	4.0	34.5	3.7	4.7	78.6	2,776	1,388	409	118	29	306	231	-158
Art Williams	503	1969-70	SDR	80	19.3	5.8	3.7	6.3				2.4	5.8	40.7				1.1	1.5	74.6	1,545	466	292				168
Steve Francis	502	2002-03	HOU	81	41.0	21.0	6.2	6.2	1.7	0.5	3.7	7.0	16.2	43.5	1.0	3.0	35.4	5.9	7.3	80.0	3,318	1,703	499	141	41	299	251	+185
Rick Barry	502	1978-79	HOU	80	32.1	13.5	3.5	6.3	1.2	0.5	2.5	5.8	12.5	46.1				2.0	2.1	94.7	2,566	1,082	277	95	38	198	195
Kyle Lowry	500	2010-11	HOU	75	34.2	13.5	4.1	6.7	1.4	0.3	2.1	4.6	10.8	42.6	1.7	4.6	37.6	2.6	3.3	76.5	2,563	1,011	309	102	23	158	207	+306
Jeremy Lin	497	2012-13	HOU	82	32.2	13.4	3.0	6.1	1.6	0.4	2.9	4.8	10.9	44.1	1.1	3.1	33.9	2.6	3.4	78.5	2,640	1,095	247	134	29	236	205	+134
Steve Francis	493	2003-04	HOU	79	40.4	16.6	5.5	6.2	1.8	0.4	3.7	5.7	14.1	40.3	0.9	3.2	29.2	4.3	5.5	77.5	3,194	1,310	433	139	35	294	257	+194